<template>
  <div class="login-wrap">
    <el-form label-position="left" :model="ruleForm" :rules="rules" ref="ruleForm" label-width="0px" class="demo-ruleForm login-container">
      <h3 class="title">用户登录</h3>
      <el-form-item prop="username">
        <el-input type="text" v-model="ruleForm.username" auto-complete="off" placeholder="账号"></el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input type="password" v-model="ruleForm.password" auto-complete="off" placeholder="密码"></el-input>
      </el-form-item>
      <el-row>
        <el-col :span="12">
          <el-form-item prop="code">
            <el-input type="text" v-model="ruleForm.code" auto-complete="off" placeholder="请输入验证码" @keyup.enter.native="submitForm('ruleForm')"></el-input>
            <ValidCode @input="createValidCode" />
          </el-form-item>
        </el-col>
        <el-col :span="12" class="code-box">
          <img :src="ruleForm.codeimg" alt="" class="codeimg" @click="getcode()">
        </el-col>
      </el-row>
      <el-checkbox class="remember" v-model="rememberpwd">记住密码</el-checkbox>
      <el-form-item style="width:100%;">
        <el-button type="primary" style="width:100%;" @click="submitForm('ruleForm')" :loading="logining">登录</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>
<script type="text/ecmascript-6">
import { login } from '../api/userMG'
import { setCookie, getCookie, delCookie } from '../utils/util'
import request from "../utils/request";
import { activeRouter } from "../utils/permission";
import ValidCode from "../components/ValidCode";
import md5 from 'js-md5'
export default {
  name: 'login',
  components: {
    ValidCode,
  },
  data() {
    return {
      //定义loading默认为false
      logining: false,
      // 记住密码
      rememberpwd: false,
      ruleForm: {
        //username和password默认为空
        username: '',
        password: '',
        code: '',
        randomStr: '',
        codeimg: ''
      },
      //rules前端验证
      rules: {
        username: [{ required: true, message: '请输入账号', trigger: 'blur' }],
        password: [{ required: true, message: '请输入密码', trigger: 'blur' }],
        code: [{ required: true, message: '请输入验证码', trigger: 'blur' }]
      }
    }
  },
  // 创建完毕状态(里面是操作)
  created() {
    this.getuserpwd()

  },
  // 里面的函数只有调用才会执行
  methods: {
    getuserpwd() {
      if (getCookie('user') != '' && getCookie('pwd') != '') {
        this.ruleForm.username = getCookie('user')
        this.ruleForm.password = getCookie('pwd')
        this.rememberpwd = true
      }
    },
    createValidCode(data) {
      this.validCode = data
    },
    methods: {
      canplay() {
        this.vedioCanPlay = true
      },
      // 接收验证码组件提交的 4位验证码
      createValidCode(data) {
        this.validCode = data
      },
    },

    //获取info列表
    submitForm(formName) {
      this.$refs[formName].validate(valid => {
        if (valid) {
          if (this.ruleForm.code.toLowerCase() !== this.validCode.toLowerCase()) {
            this.$message.error("验证码错误")
            return false
          }
          this.logining = true

          login(this.ruleForm).then(res => {
            const _this=this;

            if (res.state == 200) {
              if (this.rememberpwd) {
                //保存帐号密码到cookie，有效期7天
                setCookie('user', this.ruleForm.username, 7)
                setCookie('pwd', this.ruleForm.password, 7)
              } else {
                delCookie('user')
                delCookie('pwd')
              }
              //如果请求成功就让他2秒跳转路由
              setTimeout(() => {
                this.logining = false
                // 缓存token
                localStorage.setItem('logintoken', res.data.token)
                // 缓存用户个人信息
                localStorage.setItem('userdata', JSON.stringify(res.data))
                // Session缓存用户信息
                sessionStorage.setItem("user", JSON.stringify(res.data))
                //设置动态路由
                const permissions = res.data.powers;
                //console.log(permissions)
                activeRouter(permissions)

                _this.$store.commit('login', 'true')
                _this.$router.push({ path: '/goods/Goods' })
              }, 1000)
            } else {
              this.$message.error(res.message)
              this.logining = false
              return false
            }
          })
        }
      })
    },
  }
}
</script>

<style scoped>
.login-wrap {
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  padding-top: 10%;
  background-image: url();
  /* background-color: #112346; */
  background-repeat: no-repeat;
  background-position: center right;
  background-size: 100%;
}
.login-container {
  border-radius: 10px;
  margin: 0px auto;
  width: 350px;
  padding: 30px 35px 15px 35px;
  background: #fff;
  border: 1px solid #eaeaea;
  text-align: left;
  box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);
}
.title {
  margin: 0px auto 40px auto;
  text-align: center;
  color: #505458;
}
.remember {
  margin: 0px 0px 35px 0px;
}
.code-box {
  text-align: right;
}
.codeimg {
  height: 40px;
}
</style>
